Ever buy a pair of shoes? The store clerk brings out the shoe you want in 2 or 3 sizes and you try them all on and buy one. The others (which you'd put your stinky feet into and then walked around in the store) are returned to inventory as new.

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Henry PosnerB&H Photo-Video

Did the buyer run with those shoes to try a pair of running shoes, bowl with a pair of bowling shoes, played soccer to try out a pair of shoes before returning them ?